Ranked in these QuestionsQuestion Ranking
Pro Lots of free templates
Because PowerPoint is so common, there are tons of free templates found within the program or online.
Pro De facto standard
PowerPoint is the most widely used presentation app.
Pro Excellent integration with Windows
Con Is poor at handling animation-heavy presentations
Adding too many animations might cause it to slow down quite significantly, as well as on older versions more complicated animations might not work very well.